现在的希望是，能在2010年初通过总量管制与交易制度法案，这对达成新条约来说还来得及。

The hope now is that passage of the cap-and-trade bill will occur in early 2010, in time for a new treaty.

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他们的提案要求那些温室气体的排放者接受或购买排放许可，可获得的许可的数量将会渐渐减少，以此来限制温室气体。这就是“总量管制与交易制度”的“管制”那一环。

Their bill would limit greenhouse gases by requiring polluters to receive or buy emission permits, with the number of available permits - the "cap" in "cap and trade" - gradually falling over time.

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